

	
	
public class node {					
//	public nodeType data;
	public node  next;
	public node  previous; 
	public Object data;
	
	public node(){
		this.next = null;
		this.previous = null;
		
	}
	
	public node(Object data){
		this();
		this.data = data;
	}

	
	
	

		
		
				
}


